3424621 has 2 divisors, whose sum is σ = 3424622. Its totient is φ = 3424620.

The previous prime is 3424613. The next prime is 3424643. The reversal of 3424621 is 1264243.

It is a happy number.

It is an a-pointer prime, because the next prime (3424643) can be obtained adding 3424621 to its sum of digits (22).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2402500 + 1022121 = 1550^2 + 1011^2 .

It is a cyclic number.

It is not a de Polignac number, because 3424621 - 2³ = 3424613 is a prime.

It is a Chen prime.

It is equal to p₂₄₅₁₉₁ and since 3424621 and 245191 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 3424592 and 3424601.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3424651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1712310 + 1712311.

It is an arithmetic number, because the mean of its divisors is an integer number (1712311).

Almost surely, 2^3424621 is an apocalyptic number.

It is an amenable number.

3424621 is a deficient number, since it is larger than the sum of its proper divisors (1).

3424621 is an equidigital number, since it uses as much as digits as its factorization.

3424621 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1152, while the sum is 22.

The square root of 3424621 is about 1850.5731544578. The cubic root of 3424621 is about 150.7315523338.

Adding to 3424621 its reverse (1264243), we get a palindrome (4688864).

The spelling of 3424621 in words is "three million, four hundred twenty-four thousand, six hundred twenty-one".